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Commitments and Contingencies (Details) (USD $) | 11 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 29, 2013 sqft | Dec. 31, 2014 sqft | Dec. 31, 2013 | Dec. 31, 2012
Leases [Abstract] |  |  |  |
Area of property under long-term operating lease (in square feet) | 19,467 us-gaap_AreaOfRealEstateProperty |  |  |
Period of operating lease | 7 years |  |  |
Period to be lapsed for cancelling lease | 5 years |  |  |
Penalty payment | $ 142,000 axti_OperatingLeasePenaltyPayment |  |  |
Revised facility area |  | 20,767 axti_RevisedAreaOfRealEstateProperty |  |
Term of revised area contract |  | 2 years |  |
Savings as a result of revised facility area |  | 382,000 axti_NewRealEstateLeaseOperatingSavings |  |
Percentage of annual rent to be paid for cancelling lease (in hundredths) |  | 50.00%axti_PercentageOfAnnualRentToBePaidForCancellingLease |  |
Rent expenses under the operating leases |  | 260,000 us-gaap_OperatingLeasesRentExpenseNet | 638,000 us-gaap_OperatingLeasesRentExpenseNet | 447,000 us-gaap_OperatingLeasesRentExpenseNet
Summary of total minimum lease payments [Abstract] |  |  |  |
2015 |  | 260,000 us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent |  |
2016 |  | 165,000 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears |  |
2017 |  | 159,000 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears |  |
2018 |  | 30,000 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears |  |
2019 |  | 26,000 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears |  |
Thereafter |  | 126,000 us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter |  |
Total |  | 766,000 us-gaap_OperatingLeasesFutureMinimumPaymentsDue |  |
Royalty Agreement [Abstract] |  |  |  |
Term of royalty agreement |  | 8 years |  |
Aggregate amount payable towards royalty |  | 7,000,000 axti_AggregateAmountPayableTowardsRoyalty |  |
Royalty expense |  | 577,000 us-gaap_RoyaltyExpense | 530,000 us-gaap_RoyaltyExpense | 1,400,000 us-gaap_RoyaltyExpense
Credit of royalty expense |  | 223,000 axti_CreditOfRoyaltyExpense | 270,000 axti_CreditOfRoyaltyExpense |
Summary of total royalty payments under the agreement[Abstract] |  |  |  |
2015 |  | 800,000 us-gaap_ContractualObligationDueInNextTwelveMonths |  |
2016 |  | 575,000 us-gaap_ContractualObligationDueInSecondYear |  |
2017 |  | 575,000 us-gaap_ContractualObligationDueInThirdYear |  |
2018 |  | 575,000 us-gaap_ContractualObligationDueInFourthYear |  |
Total royalty payments |  | $ 2,525,000 us-gaap_ContractualObligation |  |

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